palladium.h

Freescale MCF5445evb 参考测试代码

/*
 * File:        palladium.h
 * Purpose:     Palladium definitions and memory map information
 *
 * Notes:
 */

#ifndef __palladium_h__
#define __palladium_h__

/********************************************************************/

/* 
 * System Bus Clock Info 
 */
#define SYS_CLK_KHZ         1300     /* System clock in KHz */

/*
 * Serial Port Info
 */
#define TERMINAL_PORT       0       /* PSC channel used as terminal */
#define TERMINAL_BAUD       1200    /* 57600, 19200, 115200 */
#undef  HARDWARE_FLOW_CONTROL       /* Flow control ON or OFF */

/*
 * SDRAM Timing Parameters
 */
#define SDRAM_TWR           2       /* in clocks */
#define SDRAM_CASL          2.5     /* in clocks */
#define SDRAM_TRCD          20      /* in ns */
#define SDRAM_TRP           20      /* in ns */
#define SDRAM_TRFC          75      /* in ns */
#define SDRAM_TREFI         7800    /* in ns */

/*
 * Memory map definitions from linker command files
 */
extern uint8 __SDRAM[];
extern uint8 __SDRAM_SIZE[];
extern uint8 __CORE_SRAM[];
extern uint8 __CORE_SRAM_SIZE[];
extern uint8 __EXT_SRAM[];
extern uint8 __EXT_SRAM_SIZE[];
extern uint8 __BOOT_SRAM[];
extern uint8 __BOOT_SRAM_SIZE[];

/*
 * Memory Map Info
 */
#define SDRAM_ADDRESS       (uint32)__SDRAM
#define SDRAM_SIZE          (uint32)__SDRAM_SIZE

#define CORE_SRAM_ADDRESS  (uint32)__CORE_SRAM
#define CORE_SRAM_SIZE     (uint32)__CORE_SRAM_SIZE

#define EXT_SRAM_ADDRESS    (uint32)__EXT_SRAM
#define EXT_SRAM_SIZE       (uint32)__EXT_SRAM_SIZE

#define BOOT_SRAM_ADDRESS   (uint32)__BOOT_SRAM
#define BOOT_SRAM_SIZE      (uint32)__BOOT_SRAM_SIZE

/*
 * Board specific function prototypes
 */
void platform_startup (void);
void platform_handle_interrupt (int);
void platform_led_display (int);

/********************************************************************/

#endif /* __palladium_h__ */